Saturday, October 4, 2025

Clear and Chilly Before Storms Arrive

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Weather Forecast and Updates

Chicagoland will be mostly clear and chilly on Monday night, with temperatures bottoming out in the mid-30s.

April begins Tuesday under a mix of sun and clouds and cooler than normal temperatures. Conditions will turn breezy in the afternoon as easterly winds blow 10-20 mph with some gusts up to 30 mph. Look for highs to be nearly 10 degrees below normal, reaching to about 44 degrees.

TUESDAY NIGHT: Clouds lower and thicken. Scattered showers possible Tuesday evening, but a better chance of showers and potentially some gusty thunderstorms after midnight. Increasingly gusty winds shifting from the east to southeast 15-30 mph with some gusts near 40 mph. Low: 39/then temperatures slowly rise by Wednesday morning.

The potential for severe weather enters Wednesday’s forecast. More on that below.

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Looking Ahead

The potential for severe weather exists beginning late Tuesday night (more so early Wednesday morning) as multiple waves of thunderstorms lift across the metro area. The primary threats with the first round will be large hail, gusty winds and vivid lightning.

A higher risk for severe weather exists on Wednesday as the entire area has been placed in a level 3 of 5 assessment by the Storm Prediction Center. All hazards are on the table including damaging winds, large hail, tornadoes and heavy downpours.

A powerhouse jet stream is predicted to be in place Wednesday afternoon. With such powerful winds aloft, thunderstorms which ascend into this upper wind field are able to “mix” some of this wind energy down to the surface in the form of powerful gusts and even rotating super cellular thunderstorms.


On the cold side of this winter storm, heavy, wet, wind driven snow is likely impact portions of the Upper Midwest with 8”+ snowfall in the hardest hit locations.


Conclusion

The weather forecast for the next few days indicates a potential for severe weather, with multiple waves of thunderstorms and a higher risk for damaging winds, large hail, tornadoes, and heavy downpours. It is essential to stay informed and up-to-date with the latest weather forecast and warnings to ensure safety and preparedness.

Frequently Asked Questions

Q: What is the weather forecast for Tuesday night?

A: Tuesday night will be cloudy with scattered showers and potentially some gusty thunderstorms after midnight. Winds will be increasingly gusty, shifting from the east to southeast 15-30 mph with some gusts near 40 mph.

Q: What is the risk for severe weather on Wednesday?

A: There is a higher risk for severe weather on Wednesday, with the entire area placed in a level 3 of 5 assessment by the Storm Prediction Center. All hazards are on the table, including damaging winds, large hail, tornadoes, and heavy downpours.

Q: What is the potential for snowfall in the Upper Midwest?

A: Heavy, wet, wind-driven snow is likely to impact portions of the Upper Midwest, with 8”+ snowfall in the hardest hit locations.

Q: Where can I find more information and updates on the weather forecast?

A: You can find more information and updates on the weather forecast at the WGN Weather Center blog.

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